Cu ions of $IUDs$
Suppress sperm motility
Increase phagocytosis of sperms
prevent ovulation
Make uterus unsuitable for implantation
Use of spermicidal creams, jellies and foams along with diaphragms, cervical caps and vaults leads to
Among the following methods, which one has the highest failure rate?
In which condition of the uterus, fertilisation is impossible?
Which of the following is incorrectly matched?